478819744

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{18869}}^1$

素因数の和:18953

約数の個数: 48

約数和(自身を含む): 1031887080

約数和(自身を除く): 553067336

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 61, 104, 122, 208, 244, 416, 488, 793, 976, 1586, 1952, 3172, 6344, 12688, 18869, 25376, 37738, 75476, 150952, 245297, 301904, 490594, 603808, 981188, 1151009, 1962376, 2302018, 3924752, 4604036, 7849504, 9208072, 14963117, 18416144, 29926234, 36832288, 59852468, 119704936, 239409872, 478819744]

約数ペア:

[(1, 478819744), (2, 239409872), (4, 119704936), (8, 59852468), (13, 36832288), (16, 29926234), (26, 18416144), (32, 14963117), (52, 9208072), (61, 7849504), (104, 4604036), (122, 3924752), (208, 2302018), (244, 1962376), (416, 1151009), (488, 981188), (793, 603808), (976, 490594), (1586, 301904), (1952, 245297), (3172, 150952), (6344, 75476), (12688, 37738), (18869, 25376)]